package 设计模式.状态模式;

import java.util.Random;

/**
 * 可以抽奖状态
 */
public class CanRaffleState extends State{
    RaffleActivity activity;

    public CanRaffleState(RaffleActivity activity) {
        this.activity = activity;
    }

    //已经扣除了积分，不能再扣了
    @Override
    public void deduceMoney() {
        System.out.println("已经扣取过了积分");
    }

    //可以抽奖，抽完奖后，根据实际情况，改成新的状态
    @Override
    public boolean raffle() {
        System.out.println("正在抽奖，请稍等!");
        Random random = new Random();
        int num = random.nextInt(10);
        if (num == 0) {
            activity.setState(activity.getDispenseState());
            return true;
        } else {
            System.out.println("很遗憾没有抽中奖品!");
            activity.setState(activity.getNoRaffleState());
            return false;
        }
    }

    //不能发放奖品
    @Override
    public void dispensePrize() {
        System.out.println("没中奖，不能发放奖品");
    }
}
